/* ===== 기본 스타일 =====
   초기화 · 본문 · 배경 애니메이션 · 페이드인 · 푸터 */

/* ===== RESET & BASE ===== */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Noto Sans KR', 'Outfit', sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  overflow-x: hidden;
  line-height: 1.7;
}

/* ===== ANIMATED BACKGROUND ===== */
.bg-animation {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

.bg-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.25;
  animation: orbFloat 20s ease-in-out infinite;
}

.bg-orb:nth-child(1) {
  width: 600px;
  height: 600px;
  background: #a5d6a7;
  top: -10%;
  left: -10%;
  animation-delay: 0s;
}

.bg-orb:nth-child(2) {
  width: 450px;
  height: 450px;
  background: #80cbc4;
  top: 50%;
  right: -10%;
  animation-delay: -7s;
}

.bg-orb:nth-child(3) {
  width: 400px;
  height: 400px;
  background: #c5e1a5;
  bottom: -10%;
  left: 30%;
  animation-delay: -14s;
}

@keyframes orbFloat {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(60px, -40px) scale(1.1); }
  66% { transform: translate(-40px, 60px) scale(0.9); }
}

/* ===== FOOTER ===== */
.footer {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 60px 40px;
  border-top: 1px solid var(--border-glass);
  margin-top: 60px;
  background: rgba(255,255,255,0.4);
}

.footer-text {
  color: var(--text-muted);
  font-size: 0.85rem;
}

.footer-name {
  color: var(--accent-green);
  font-weight: 600;
}

/* ===== ANIMATIONS ===== */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}